<!DOCTYPE html><html lang="en"><head>    <meta charset="UTF-8">    <meta name="viewport" content="width=device-width, initial-scale=1.0">    <title>webpack自带的js和css-treeshaking处理</title></head><body>    <div>webpack自带的js和css-treeshaking处理</div><script src="script/main.js?490bd7542c0ae075bc63"></script></body></html>